jackson and coker surveyed american doctors about the affordable healthcare act. 'thousand physicians took part. 61% of them say their opinion of obamacare has changed for the worse. even more damning, 44% of american doctors say they will not participate in the obamacare exchange. a disaster. with us now dr. emanuel, one of the architects of the affordable healthcare act and author of the brand new big book "reinventing american healthcare." so if almost half of the doctors opt out, i don't see how this possibly works. >> first of all doctors will not opt out, not half of them that says they won't participate in the exchange. it's not doctors that participate in the exchange. it's insurance companies that participate in the exchange. >> because they don't take the insurance companies. >> the doctor will take who is in the exchange because they have to. there is a large number of people who will be there. >> i'm confused. i didn't get to read your book but your book explains a lot of this. but i'm confused. from what i understand from my own personal doctor. who i